Winter Garden Prep: Protecting and Using Corten Steel Features Year-Round

Corten steel is built for UK winters: frost, snow and rain don't damage it, and the wet-dry cycles typical of British winters actually help develop the patina. A short seasonal checklist keeps water features and planters performing well until spring.

Planters over winter

• Leave evergreen or structural planting in place — steel planters provide excellent insulation against root frost compared to thin plastic pots.
• Check drainage isn't blocked by fallen leaves, so winter rain doesn't sit and freeze against roots.
• No need to move or empty planters — the steel itself is entirely unaffected by cold.

Water features over winter

For water bowls and tables, consider lowering the water level slightly before a hard freeze to reduce stress from ice expansion, and disconnect any pump not rated for winter use. Ponds with fish need a de-icer or floating ball to maintain a gas-exchange point in the ice.

Fire pits and chimineas in winter

This is peak season for fire pits and chimineas — regular use through winter is good for the piece, deepening the patina through repeated heat cycles. Just ensure surrounding ground isn't frozen and slippery when guests are gathered round.

Log stores

Winter is when a good log store earns its keep — keep it topped up ahead of cold snaps and ensure airflow isn't blocked by snow drifted against the sides.

Frequently asked questions

Should I cover Corten steel pieces for winter?

It's not necessary — the steel is designed to be outdoors year-round. A cover on a fire pit only helps keep ash and rainwater out when not in use.

Will frost crack a Corten planter or pond?

No — welded steel doesn't crack under frost the way glazed ceramic or thin dug ponds can.

Does winter speed up or slow down the patina?

Wet, cold weather with freeze-thaw cycles generally accelerates patina development compared with long dry spells — see our patina timeline guide.

Is it safe to use a fire pit on frosty ground?

Yes, provided it's on a stable, heat-proof base such as paving or gravel — just take care with footing for guests on any icy surfaces nearby.

Get winter-ready

Explore outdoor heating and the full Corten steel range, made in Britain for the British climate.